CN114646228A - Temperature-controllable hot water supply system - Google Patents
Temperature-controllable hot water supply system Download PDFInfo
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- CN114646228A CN114646228A CN202210291222.8A CN202210291222A CN114646228A CN 114646228 A CN114646228 A CN 114646228A CN 202210291222 A CN202210291222 A CN 202210291222A CN 114646228 A CN114646228 A CN 114646228A
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 404
- 238000002156 mixing Methods 0.000 claims abstract description 38
- 238000010521 absorption reaction Methods 0.000 claims abstract description 35
- 238000001035 drying Methods 0.000 claims abstract description 9
- 239000007788 liquid Substances 0.000 claims description 52
- 238000001514 detection method Methods 0.000 claims description 13
- 238000006243 chemical reaction Methods 0.000 claims description 12
- 239000007921 spray Substances 0.000 claims description 8
- 238000002347 injection Methods 0.000 claims description 3
- 239000007924 injection Substances 0.000 claims description 3
- 238000001816 cooling Methods 0.000 claims 1
- 238000000605 extraction Methods 0.000 claims 1
- 229910052602 gypsum Inorganic materials 0.000 abstract description 11
- 239000010440 gypsum Substances 0.000 abstract description 11
- 239000002002 slurry Substances 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 238000005507 spraying Methods 0.000 description 4
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000010485 coping Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000008399 tap water Substances 0.000 description 1
- 235000020679 tap water Nutrition 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D7/00—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
- F28D7/02—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being helically coiled
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F27/00—Control arrangements or safety devices specially adapted for heat-exchange or heat-transfer apparatus
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
- F28F9/22—Arrangements for directing heat-exchange media into successive compartments, e.g. arrangements of guide plates
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Heat-Pump Type And Storage Water Heaters (AREA)
Abstract
The invention discloses a temperature-controllable hot water supply system, comprising: the heat absorption tower is provided with a cold water inlet, a hot water outlet and a hot gas pipeline, the cold water inlet is communicated with the cold water conveying system to obtain a heat exchange medium, the hot gas pipeline is communicated with the drying machine to obtain a heat source of heat exchange, and hot gas enters the heat absorption tower through the hot gas pipeline and exchanges heat with cold water to heat up the cold water after absorbing heat. When the hot air of the drying machine is converted, the main technical means is that the high-temperature hot air is introduced into the heat absorption tower through the hot air pipeline and exchanges heat with the cold water, so that the cold water is heated to rise the temperature, the heated hot water is stored in the storage water tank, and then the hot water and the cold water are introduced into the main blending water tank and mixed to be blended into the warm water meeting the use requirement of the gypsum slurry.
Description
Technical Field
The invention relates to the technical field of gypsum board production, in particular to a temperature-controllable hot water supply system.
Background
In the production process of gypsum board, a dryer device is usually installed on the production line for drying and forming the gypsum board, and high-temperature hot air is used to accelerate the evaporation of water in the gypsum board, thereby accelerating the drying process of the gypsum board.
However, in practical application, the hot air delivered by the dryer device is discharged into the air after passing through the gypsum board, firstly, the hot air is directly discharged to cause energy waste, and secondly, the temperature of the working environment is increased due to the discharge of the hot air into the air, so that workers are stimulated by high temperature in the working process to cause discomfort.
In order to solve the problems, the heat in the dryer is collected and converted into the water temperature through improvement, so that the required warm water is provided for mixing and stirring the gypsum slurry, but the prior art has certain defects, and the water temperature after conversion is higher or lower than the water temperature required by production and cannot meet the actual use requirement because the heat conversion efficiency cannot be determined.
Disclosure of Invention
The invention aims to provide a temperature-controllable hot water supply system to solve the technical problem that in the prior art, the water temperature after conversion is higher or lower than the water temperature required by production and the actual use requirement cannot be met because the heat conversion efficiency cannot be determined.
In order to solve the technical problems, the invention specifically provides the following technical scheme:
a temperature-controllable hot water supply system comprising:
the cold water conveying system is used for providing cold water required by heat conversion;
the heat absorption tower is provided with a cold water inlet, a hot water outlet and a hot gas pipeline, the cold water inlet is communicated with the cold water conveying system to obtain a heat exchange medium, the hot gas pipeline is communicated with the drying machine to obtain a heat source for heat exchange, and hot gas enters the heat absorption tower through the hot gas pipeline and exchanges heat with cold water to heat the cold water after absorbing heat;
the water storage tank is provided with a water inlet and a first water outlet, and the water inlet is communicated with the hot water outlet through a connecting pipe so that hot water flows into the water storage tank;
the main water mixing tank is provided with a first cold water inlet, a first hot water inlet and a first water liquid outlet, the first hot water inlet is communicated with the first water outlet so that hot water flows into the main water mixing tank, the first cold water inlet is communicated with the cold water conveying system through the connecting pipe so that cold water enters the main water mixing tank, and the first water liquid outlet is communicated with the mixer so that mixed water liquid can be input into the mixer;
and the control system is used for controlling the flow rates of the first cold water input port and the first hot water input port so as to adjust the water temperature.
As a preferable aspect of the present invention, the control system includes a PID controller, a temperature detection device for measuring the temperature of the water in the storage water tank and the temperature of the water in the main blending water tank, and a liquid level detection device provided in the storage water tank for monitoring the height of the liquid level in the storage water tank.
As a preferable scheme of the present invention, the present invention further comprises an auxiliary water blending tank, wherein the auxiliary water blending tank has a second hot water input port and a second water liquid output port, the storage water tank is provided with a second water outlet to connect the second hot water input port, and the second water liquid output port is communicated with the mixer to inject hot water into the mixer, wherein after the hot water is stopped being injected into the main water blending tank, the remaining hot water in the storage water tank is input into the auxiliary water blending tank for standby.
As a preferable scheme of the present invention, the storage water tank is further provided with a third water outlet, the third water outlet is connected to the heat absorption tower through a connection pipe, the third water outlet is provided with a circulating water pump, the circulating water pump circularly pumps the cooled warm water and returns the warm water to the heat absorption tower to absorb heat again and raise the temperature, and the heated hot water flows into the storage water tank from the hot water outlet for standby.
As a preferable scheme of the present invention, a first pipeline pump and a second pipeline pump are respectively disposed on the first water outlet and the second water outlet, and both the first pipeline pump and the second pipeline pump are electrically connected to the PID controller, wherein the first pipeline pump and the second pipeline pump are not turned on simultaneously.
As a preferable aspect of the present invention, the temperature detecting device includes a first temperature sensor disposed in the storage water tank, the first temperature sensor is electrically connected to the PID controller to monitor a water temperature and preset a temperature threshold, and when the temperature of the water in the storage water tank is lower than the preset threshold, the PID controller controls the circulation pump to be turned on to enable the water to flow back to the heat absorption tower to increase the temperature again.
As a preferred embodiment of the present invention, the temperature detecting device includes a second temperature sensor disposed in the main water blending tank, the second temperature sensor is electrically connected to the PID controller to monitor the water temperature and preset a temperature threshold, the PID controller compares the collected data of the second temperature sensor with a set temperature value, wherein,
when the water temperature in the main blending water tank is higher than a set threshold value, the PID controller controls the flow of the refrigerating water to increase and the flow of the hot water to decrease so as to reduce the water temperature, and when the water temperature in the main blending water tank is lower than the set threshold value, the PID controller controls the flow of the refrigerating water to decrease and the flow of the hot water to increase so as to increase the water temperature.
As a preferable scheme of the invention, the liquid level detection device is a liquid level meter which is arranged on the inner wall of the storage water tank to monitor the liquid level, the liquid level meter is electrically connected with the PID controller, the PID controller is connected with the cold water conveying system to control the start and stop, wherein,
when the liquid level in the storage water tank is higher than the upper limit of the liquid level meter, the PID controller controls the cold water conveying system to be closed to stop injecting cold water into the heat absorption tower, and when the liquid level in the storage water tank is lower than the lower limit of the liquid level meter, the PID controller controls the cold water conveying system to be opened to inject cold water into the heat absorption tower.
As a preferable scheme of the present invention, the heat absorption tower further includes a cylindrical tank body, the hot gas pipe penetrates from the bottom of the tank body and extends upward to the top of the tank body, the cold water inlet is disposed at the upper end of the tank body, the hot water outlet is disposed at the bottom of the tank body, and after cold water enters the tank body from the cold water inlet and exchanges heat through the hot gas pipe, the cold water is converted into hot water and flows into the storage water tank from the hot water outlet.
As a preferable scheme of the present invention, an atomizing nozzle is disposed at a top end of the tank body, and the atomizing nozzle is communicated with the cold water inlet to atomize the cold water.
Compared with the prior art, the invention has the following beneficial effects:
when the hot air of the drying machine is converted, the main technical means is that the high-temperature hot air is introduced into the heat absorption tower through the hot air pipeline and exchanges heat with the cold water, so that the cold water is heated to rise the temperature, the heated hot water is stored in the storage water tank, and then the hot water and the cold water are introduced into the main blending water tank and mixed to be blended into the warm water meeting the use requirement of the gypsum slurry.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.
FIG. 1 is a schematic structural diagram of a temperature-controllable hot water supply system according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a heat absorption tower in a temperature-controllable hot water supply system according to an embodiment of the present invention;
fig. 3 is a sectional view taken along a-a in fig. 2.
The reference numerals in the drawings denote the following, respectively:
1. a cold water delivery system; 2. a heat absorption tower; 3. a storage water tank; 4. a main blending water tank; 5. a control system; 6. a secondary water blending tank; 7. a water circulating pump; 8. a first pipe pump; 9. a second pipe pump;
210. a cold water inlet; 220. a hot water outlet; 230. a hot gas line; 231. a capillary tube; 232. bending the tube; 240. a tank body; 241. a spray chamber; 242. a heat exchange cavity; 250. an atomizing spray head; 260. a heat sink; 310. a water inlet; 320. a first water outlet; 330. a second water outlet; 340. a third water outlet; 410. a first cold water input port; 420. a first hot water input port; 430. a first aqueous liquid outlet; 510. a PID controller; 520. a temperature detection device; 521. a first temperature sensor; 522. a second temperature sensor; 530. a liquid level detection device; 610. a second hot water outlet; 620. a second water liquid outlet.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1 to 3, the present invention provides a temperature-controllable hot water supply system, including:
a cold water delivery system 1 for providing cold water required for heat conversion;
the heat absorption tower 2 is provided with a cold water inlet 210, a hot water outlet 220 and a hot gas pipeline 230, the cold water inlet 210 is communicated with the cold water conveying system 1 to obtain a heat exchange medium, the hot gas pipeline 230 is communicated with a drying machine to obtain a heat source for heat exchange, and hot gas enters the heat absorption tower 2 through the hot gas pipeline 230 and exchanges heat with cold water to heat the cold water after absorbing heat;
a storage water tank 3 having a water inlet 310 and a first water outlet, the water inlet 310 communicating with the hot water outlet 220 through a connection pipe to allow hot water to flow into the storage water tank 3;
a main water mixing tank 4 having a first cold water input port 410, a first hot water input port 420 and a first water liquid output port 430, wherein the first hot water input port 420 is communicated with the first water outlet so that hot water flows into the main water mixing tank 4, the first cold water input port 410 is communicated with the cold water delivery system 1 through the connecting pipe so that cold water enters the main water mixing tank 4, and the first water liquid output port 430 is communicated with a mixer so as to input mixed water liquid into the mixer;
a control system 5 for controlling the flow rates of the first cold water input port 410 and the first hot water input port 420 to adjust the water temperatures.
In this embodiment, the hot air duct 230 is vertically disposed in the heat absorption tower 2, hot air enters from the lower portion of the heat absorption tower 2, and then the hot air moves upward along the hot air duct 230 according to the physical characteristic of low density of hot air, so that the hot air automatically passes through the hot air duct 230.
The heat absorption tower 2 further comprises a cylindrical tank 240, the hot gas pipeline 230 penetrates from the bottom of the tank 240 and extends upwards to the top of the tank 240, the cold water inlet 210 is arranged at the upper end of the tank 240, and the hot water outlet 220 is arranged at the bottom of the tank 240, so that the contact time of the cold water and the hot water can be increased, and the heat conversion efficiency can be improved.
After the cold water enters the tank 240 through the cold water inlet 210 and exchanges heat through the hot gas pipe 230, the cold water is converted into hot water and flows into the storage tank 3 through the hot water outlet 220. Wherein, a pipeline valve is arranged on the cold water inlet 210, the pipeline valve is connected with the control system 5, and when the hot water in the storage water tank 3 exceeds the upper limit height, the control system 5 closes the cold water inlet 210 through the pipeline valve. When the hot water in the storage tank 3 is below the lower limit level, the control system 5 opens the cold water inlet 210 through the said pipe valve. The cold water delivery system 1 may use an industrial tap water pipe network delivery system to inject cold water into the tank 240 at a constant pressure.
An atomizing nozzle 250 is arranged at the top end of the tank 240, and the atomizing nozzle 250 is communicated with the cold water inlet 210 to atomize cold water. The tank 240 is divided into a spraying cavity 241 at the upper half part and a heat exchange cavity 242 at the lower half part, the spraying cavity 241 exchanges heat with the hot gas pipeline 230 through contact of atomized cold water, the atomized cold water is gathered in the heat exchange cavity 242 of the tank 240 after absorbing heat, and the heat is continuously absorbed to complete temperature rise.
The spraying cavity 241 and the heat exchange cavity 242 are arranged to have the following functions:
first, the hot air flows from bottom to top through the heat exchange area 230 and exchanges heat with the water in the tank 240, when the temperature difference between the hot air and the water in the heat exchange cavity 242 is small, the heat transfer tends to stop, and the temperature of the hot air with decreased temperature passes through the spraying area and has a large temperature difference with the cold water, so that the heat transfer effect is better, and the heat energy absorption and conversion efficiency is higher.
Second, cold water is rapidly contacted with the hot gas pipeline 230 through the spray zone, atomized spray is used as a preheating process, so that the cold water absorbs partial heat and is converted into warm water with a certain temperature, the warm water still has a temperature difference compared with the hot air, and then the warm water enters the heat exchange zone to continuously absorb heat and rise in temperature. In essence, the same volume of water is contacted with the hot air duct twice, so that the contact area is increased to increase the conversion efficiency of the heat energy. The defect that hot air cannot timely transfer heat energy due to too high flow speed can be effectively avoided.
Further, the hot air duct is provided with two ends, and includes a capillary 231 located in the heat exchange area and a curved tube 232 located in the spray area, the heat exchange area is provided with a plurality of capillaries 231 parallel to each other, the two ends of the capillaries 231 are all communicated with the inlet of the hot air duct and the curved tube 232, the capillaries 231 are aggregated into a capillary 231 cluster with a circular cross section to match the tank 240, the curved tube 232 is located in the spray area, and the curved tube 232 is provided with a heat dissipation fin 260 to increase the contact area with the atomized cold water. Wherein the heat sink 260 is placed vertically to avoid blocking the water flow.
Further, the control system 5 comprises a PID controller 510, a temperature detecting device 520 and a liquid level detecting device 530, wherein the temperature detecting device 520 is used for detecting the water temperature in the storage water tank 3 and the water temperature in the main blending water tank 4, and the liquid level detecting device 530 is arranged in the storage water tank 3 for monitoring the liquid level height in the storage water tank 3.
The temperature in the storage water tank 3 is detected to ensure that the hot water after thermal conversion meets the use requirement, and meanwhile, the water temperature in the main mixing water tank 4 is accurately measured to meet the use requirement in the stirring process of the gypsum slurry.
Further, the water dispenser comprises an auxiliary water mixing tank 6, wherein the auxiliary water mixing tank 6 is provided with a second hot water input port 610 and a second water output port, and the storage water tank 3 is provided with a second water outlet 320 and a first water outlet; 330 to connect with the second hot water input port 610, the second water liquid output port communicates the mixer to inject hot water into the mixer, wherein, after the hot water injection into the main water blending tank 4 is stopped, the remaining hot water in the storage water tank 3 is input into the auxiliary water blending tank 6 for standby. The auxiliary water blending tank 6 is not used as a main temperature control device, and is used for coping with the situation that the water temperature in the main water blending tank 4 is reduced in the process of injecting water into the mixer.
Further, a third water outlet 340 is further disposed on the storage water tank 3, the third water outlet 340 is connected to the heat absorption tower 2 through a connection pipe, a circulating water pump 7 is disposed on the third water outlet 340, the circulating water pump 7 circularly pumps the cooled warm water and returns to the heat absorption tower 2 to absorb heat again and raise temperature, and the heated hot water flows into the storage water tank 3 from the hot water outlet 220 for standby.
Further, a first water outlet is formed between the first water outlet and the second water outlet 320; 330 is provided with a first pipeline pump 8 and a second pipeline pump 9, the first pipeline pump 8 and the second pipeline pump 9 are electrically connected with the PID controller 510, wherein the first pipeline pump 8 and the second pipeline pump 9 can not be opened simultaneously.
Further, the temperature detecting device 520 includes a first temperature sensor 521 disposed in the storage water tank 3, the first temperature sensor 521 is electrically connected to the PID controller 510 to monitor the water temperature and preset a temperature threshold, and when the temperature of the water in the storage water tank 3 is lower than the preset threshold, the PID controller 510 controls the circulation pump to be turned on to enable the water to flow back to the heat absorption tower 2 to increase the temperature again.
Further, the temperature detecting device 520 includes a second temperature sensor 522 disposed in the main blending water tank 4, the second temperature sensor 522 is electrically connected to the PID controller 510 to monitor the water temperature and preset a temperature threshold, the PID controller 510 compares the collected data of the second temperature sensor 522 with a set temperature value, wherein when the water temperature in the main blending water tank 4 is higher than the set threshold, the PID controller 510 controls the cold water flow to increase and the hot water flow to decrease so as to reduce the water temperature, and when the water temperature in the main blending water tank 4 is lower than the set threshold, the PID controller 510 controls the cold water flow to decrease and the hot water flow to increase so as to increase the water temperature.
Further, the liquid level detection device 530 is a liquid level meter, the liquid level meter is disposed on the inner wall of the storage water tank 3 to monitor the liquid level, the liquid level meter is electrically connected to the PID controller 510, the PID controller 510 is connected to the cold water delivery system 1 to control the start and stop of the storage water tank 3, wherein when the liquid level in the storage water tank 3 is higher than the upper limit of the liquid level meter, the PID controller 510 controls the cold water delivery system 1 to be closed to stop injecting the cold water into the heat absorption tower 2, and when the liquid level in the storage water tank 3 is lower than the lower limit of the liquid level meter, the PID controller 510 controls the cold water delivery system 1 to be opened to inject the cold water into the heat absorption tower 2.
In summary, when the hot air of the drying machine is converted, the main technical means of the invention is to introduce the high-temperature hot air into the heat absorption tower 2 through the hot air pipeline 230 and generate heat exchange with the cold water, so that the cold water is heated and heated, store the heated hot water in the storage water tank 3, and then introduce the hot water and the cold water into the main mixing water tank 4 and mix the hot water and the cold water to prepare the warm water meeting the use requirement of the gypsum slurry.
The storage water tank 3 is connected with the heat conversion tower through a circulating pump, so that hot water stored for a long time can be reheated.
The above embodiments are only exemplary embodiments of the present application, and are not intended to limit the present application, and the protection scope of the present application is defined by the claims. Various modifications and equivalents may be made to the disclosure by those skilled in the art within the spirit and scope of the disclosure, and such modifications and equivalents should also be considered as falling within the scope of the disclosure.
Claims (10)
1. A temperature-controlled hot water supply system, comprising:
a cold water delivery system (1) for providing cold water required for heat conversion;
the heat absorption tower (2) is provided with a cold water inlet (210), a hot water outlet (220) and a hot gas pipeline (230), the cold water inlet (210) is communicated with the cold water conveying system (1) to obtain a heat exchange medium, the hot gas pipeline (230) is communicated with a drying machine to obtain a heat source for heat exchange, and hot gas enters the heat absorption tower (2) through the hot gas pipeline (230) and exchanges heat with cold water to heat the cold water after absorbing heat;
a storage water tank (3) having a water inlet (310) and a first water outlet (320), the water inlet (310) communicating with the hot water outlet (220) through a connection pipe to flow hot water into the storage water tank (3);
a main water mixing tank (4) having a first cold water input port (410), a first hot water input port (420) and a first water liquid output port (430), wherein the first hot water input port (420) is communicated with the first water outlet port (320) to make hot water flow into the main water mixing tank (4), the first cold water input port (410) is communicated with the cold water delivery system (1) through the connecting pipe to make cold water enter the main water mixing tank (4), and the first water liquid output port (430) is communicated with a mixer to input mixed water liquid into the mixer;
a control system (5) for controlling the flow of the first cold water input port (410) and the first hot water input port (420) to adjust the water temperature.
2. A temperature-controllable hot water supply system according to claim 1, characterized in that: the control system (5) comprises a PID controller (510), a temperature detection device (520) and a liquid level detection device (530), wherein the temperature detection device (520) is used for measuring the water temperature in the storage water tank (3) and the water temperature in the main water blending tank (4), and the liquid level detection device (530) is arranged in the storage water tank (3) to monitor the liquid level height in the storage water tank (3).
3. A temperature-controllable hot water supply system according to claim 2, characterized in that: still include vice allotment water pitcher (6), vice allotment water pitcher (6) have second hot water input port and second water liquid delivery outlet (620) be provided with second delivery outlet (330) on storage water pitcher (3) in order to connect the second hot water input port, second water liquid delivery outlet (620) intercommunication the machine that mixes is in order to the inside injection hot water that mixes the machine, wherein, after stopping to add the injection hot water in main allotment water pitcher (4), remaining hot water input in storage water pitcher (3) in vice allotment water pitcher (6) for standby.
4. A temperature-controllable hot water supply system according to claim 3, characterized in that: still be provided with third delivery port (340) on storage water pitcher (3), third delivery port (340) are connected through the connecting pipe heat absorption tower (2) be provided with circulating water pump (7) on third delivery port (340), circulating water pump (7) circulation extraction cooling after warm water backward flow to in heat absorption tower (2) with the heat absorption intensification again, the hot water after the intensification is followed hot water export (220) flows into reserve in storage water pitcher (3).
5. A temperature-controllable hot water supply system according to claim 4, characterized in that: a first pipeline pump (8) and a second pipeline pump (9) are respectively arranged on the first water outlet (320) and the second water outlet (330), the first pipeline pump (8) and the second pipeline pump (9) are electrically connected with the PID controller (510), wherein the first pipeline pump (8) and the second pipeline pump (9) cannot be opened simultaneously.
6. A temperature-controllable hot water supply system according to claim 5, characterized in that: the temperature detection device (520) comprises a first temperature sensor (521) arranged in the storage water tank (3), the first temperature sensor (521) is electrically connected with the PID controller (510) to monitor the water temperature and preset a temperature threshold, and when the temperature of the water liquid in the storage water tank (3) is lower than the set threshold, the PID controller (510) controls the circulating pump to be turned on to enable the water liquid to flow back to the heat absorption tower (2) to be heated again.
7. A temperature-controllable hot water supply system according to claim 5, characterized in that: the temperature detection device (520) comprises a second temperature sensor (522) arranged in the main water mixing tank (4), the second temperature sensor (522) is electrically connected with the PID controller (510) to monitor the water temperature and preset a temperature threshold value, the PID controller (510) compares the acquired data of the second temperature sensor (522) with a set temperature value, wherein,
when the water temperature in the main water blending tank (4) is higher than a set threshold value, the PID controller (510) controls the cold water flow to increase and the hot water flow to decrease so as to reduce the water temperature, and when the water temperature in the main water blending tank (4) is lower than the set threshold value, the PID controller (510) controls the cold water flow to decrease and the hot water flow to increase so as to increase the water temperature.
8. A temperature-controllable hot water supply system according to claim 5, characterized in that: the liquid level detection device (530) is a liquid level meter which is arranged on the inner wall of the storage water tank (3) to monitor the liquid level, the liquid level meter is electrically connected with the PID controller (510), the PID controller (510) is connected with the cold water conveying system (1) to control the start and stop, wherein,
when the liquid level in the storage water tank (3) is higher than the upper limit of the liquid level meter, the PID controller (510) controls the cold water conveying system (1) to be closed to stop injecting cold water into the heat absorption tower (2), and when the liquid level in the storage water tank (3) is lower than the lower limit of the liquid level meter, the PID controller (510) controls the cold water conveying system (1) to be opened to inject cold water into the heat absorption tower (2).
9. A temperature-controllable hot water supply system according to claim 1, characterized in that: the heat absorption tower (2) further comprises a cylindrical tank body (240), the hot gas pipeline (230) penetrates from the bottom of the tank body (240) and extends upwards to the top of the tank body (240), the cold water inlet (210) is formed in the upper end of the tank body (240), the hot water outlet (220) is formed in the bottom of the tank body (240), cold water enters the tank body (240) from the cold water inlet (210) and then passes through the hot gas pipeline (230) after heat exchange, the cold water is converted into hot water, and the hot water flows into the storage water tank (3) from the hot water outlet (220).
10. A temperature-controllable hot water supply system according to claim 9, characterized in that: an atomizing spray head (250) is arranged at the top end of the tank body (240), and the atomizing spray head (250) is communicated with the cold water inlet (210) to atomize cold water.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210291222.8A CN114646228A (en) | 2022-03-23 | 2022-03-23 | Temperature-controllable hot water supply system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210291222.8A CN114646228A (en) | 2022-03-23 | 2022-03-23 | Temperature-controllable hot water supply system |
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| Publication Number | Publication Date |
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| CN114646228A true CN114646228A (en) | 2022-06-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210291222.8A Pending CN114646228A (en) | 2022-03-23 | 2022-03-23 | Temperature-controllable hot water supply system |
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| CN (1) | CN114646228A (en) |
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